CN108111954A - Audio input control method and device - Google Patents
Audio input control method and device Download PDFInfo
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- CN108111954A CN108111954A CN201711426102.XA CN201711426102A CN108111954A CN 108111954 A CN108111954 A CN 108111954A CN 201711426102 A CN201711426102 A CN 201711426102A CN 108111954 A CN108111954 A CN 108111954A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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Abstract
The present invention provides a kind of audio input control method and device, are related to recording technology field, and applied in the middleware of host equipment, the host equipment connects at least one audio input device, the described method includes：If the middleware is activated, determine the audio input device that host equipment currently connects, target audio equipment is determined in the audio input device currently connected according to pre-set priority information, if it is determined that having installed development kit corresponding with the target audio equipment, the development kit interface driver target audio equipment of the development kit is called to record.The present invention provides a kind of audio input control method and device, overcome the shortcomings that recording application cannot use plurality of devices, by setting middleware between application layer and bottom layer driving, middleware can select applicable sound pick-up outfit according to preconfigured information, to meet the actual needs of user.
Description
Technical field
The present invention relates to recording technology field, more particularly, to a kind of audio input control method and device.
Background technology
Currently, to provide device customizing development kit using (App) developer, App is opened by this for microphone hardware manufacturer
The exploitation packet interface given out a contract for a project uses the sound-recording function of audio input device (such as microphone).Since device customizing development kit is out
Send out what business developed for particular device, therefore use and the matched device customizing development kit of audio input device, can centainly it make
The service efficiency highest of audio input device, best performance and user experience are optimal.
However, since the exploitation packet interface in the customized development bag of different hardware manufacturer is all not quite similar, when selecting some
During the device customizing bag that manufacturer provides, the matched audio input device of device customizing bag institute can only just be used to record, nothing
The equipment that method uses other manufacturers, makes troubles to the use of user.
The content of the invention
In view of this, it is existing to alleviate it is an object of the invention to provide a kind of audio input control method and device
When the device customizing bag that some manufacturer has been selected to provide in technology, can not just the equipment of other manufacturers be used to record, to use
The technical issues of use at family is made troubles.
In a first aspect, an embodiment of the present invention provides a kind of audio input control method, the centre applied to host equipment
In part, the host equipment connects at least one audio input device, the described method includes：
If the middleware is activated, the audio input device that host equipment currently connects is determined；
Target audio equipment is determined in the audio input device currently connected；
If it is determined that having installed development kit corresponding with the target audio equipment, the exploitation packet interface of the development kit is called
Drive the recording of target audio equipment.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiment of first aspect, wherein, institute
The method of stating further includes：
Receive pre-set priority information input by user；
The pre-set priority information is stored under preset path；
It is described that target audio equipment is determined in the audio input device currently connected, including：
Target audio equipment is determined in the audio input device currently connected according to the pre-set priority information.
With reference to first aspect, an embodiment of the present invention provides second of possible embodiment of first aspect, wherein,
If the middleware is activated, before determining the audio input device that host equipment currently connects, the method further includes：
Inquiry request is sent to underlying operating system；
The Query Information that the underlying operating system is returned according to the inquiry request is received, the Query Information includes：
The device identification of the audio input device currently connected.
With reference to first aspect, an embodiment of the present invention provides the third possible embodiment of first aspect, wherein, institute
The method of stating further includes：
If it is determined that not installing development kit corresponding with the target audio equipment, standard recording interface driver target sound is called
Frequency equipment is recorded.
Second aspect, the embodiment of the present invention also provide a kind of audio input control method, the standard applied to host equipment
In recording access, the described method includes：
Obtain the zone bit information for being stored in preset memory locations；
If it is determined that the zone bit information meets preset condition, start middleware.
With reference to second aspect, an embodiment of the present invention provides the first possible embodiment of second aspect, wherein, institute
The method of stating further includes：
If it is determined that the zone bit information is unsatisfactory for preset condition, according to pre-set priority information in the audio currently connected
Target audio equipment is determined in input equipment；
The target audio equipment is driven to record.
The third aspect, the embodiment of the present invention also provide a kind of audio input control device, including：
First determining module if being activated for middleware, determines the audio input device that host equipment currently connects；
Second determining module, for determining target audio equipment in the audio input device currently connected；
Calling module, for if it is determined that installed development kit corresponding with the target audio equipment, calling the exploitation
The development kit interface driver target audio equipment recording of bag.
With reference to the third aspect, an embodiment of the present invention provides the first possible embodiment of the third aspect, wherein, also
Including：
Receiving module, for receiving pre-set priority information input by user；
Memory module, for the pre-set priority information to be stored under preset path.
Fourth aspect, the embodiment of the present invention also provide a kind of electronic equipment, including memory, processor, the memory
In be stored with the computer program that can be run on the processor, said program code makes the processor perform first aspect
Or the method described in second aspect.
5th aspect, the embodiment of the present invention also provide a kind of meter for the non-volatile program code that can perform with processor
Calculation machine readable medium, said program code make the processor perform first aspect or the method described in second aspect.
The embodiment of the present invention brings following advantageous effect：The embodiment of the present invention provide a kind of audio input control method and
Device overcomes the shortcomings that recording application cannot use plurality of devices, among being set between application layer and bottom layer driving
Part, middleware can select applicable sound pick-up outfit according to preconfigured information, to meet the actual needs of user.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in attached drawing.
For the above objects, features and advantages of the present invention is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is audio input control principle drawing of the prior art；
Fig. 2 is the flow diagram of audio input control method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram for the audio input control method that another embodiment of the present invention provides；
Fig. 4 is the audio input control principle drawing of the embodiment of the present invention；
Fig. 5 is recording flow diagram provided in an embodiment of the present invention；
Fig. 6 is the structure diagram for the audio input control device that another embodiment of the present invention provides.
Icon：
The first determining modules of 11-；The second determining modules of 12-；13- calling modules.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiment be part of the embodiment of the present invention rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, belong to the scope of protection of the invention.
As shown in Figure 1, there are two types of modes for existing audio input：By applying 1, standard recording interface is called (i.e.
Android standard recordings interface) driving equipment recording；By applying 2, the development kit interface driver of device customizing development kit is called
Equipment is recorded.Wherein, for first way, if using the general standard recording interface of Android, i.e., the equipment can only be made
It is used for common apparatus, recording effect is general, and delay is high, but this mode can not obtain the customized development bag of equipment vendors' offer
Optimization experience.And for the second way, if using the corresponding exploitation packet interface of device customizing development kit, recording effect
Good, delay is low, but this mode needs, using being bound with equipment, also can not just use other equipment.
It is since each device customizing development kit is that developer develops for particular device, then corresponding to develop packet interface just
Difference not only brings selective problem to application developer, also needs the custom interface of application developer study different vendor, increases
Add development cost, reduce development efficiency.
At present, since the exploitation packet interface in the customized development bag of different hardware manufacturer is all not quite similar, when select some
During the device customizing bag that manufacturer provides, the matched audio input device of device customizing bag institute can only just be used to record, nothing
The equipment that method uses other manufacturers, makes troubles, based on this, a kind of audio provided in an embodiment of the present invention is defeated to the use of user
Access control method and device overcome the shortcomings that recording application cannot use plurality of devices, by application layer and bottom layer driving
Between set middleware, middleware can select applicable sound pick-up outfit according to preconfigured information, to meet the actual need of user
It will.
For ease of understanding the present embodiment, first to a kind of audio input controlling party disclosed in the embodiment of the present invention
Method describes in detail.
As shown in Fig. 2, in one embodiment of the invention, provide a kind of sound of the middleware applied to host equipment
Frequency input control method, the host equipment connect at least one audio input device, and the described method includes following steps.
S101 if the middleware is activated, determines the audio input device that host equipment currently connects.
If specifically, after the middleware is activated, before determining the audio input device that host equipment currently connects,
The method is further comprising the steps of.
Middleware sends inquiry request to underlying operating system.
Middleware receives the Query Information that the underlying operating system is returned according to the inquiry request, the Query Information
Including：The device identification of the audio input device currently connected.
For example, the earphone with microphone being connected with host equipment, loudspeaker, microphone, remote controler with sound-recording function etc.
Sound pick-up outfit, the device identification of the earphone with microphone are " AUDIO_DEVICE_OUT_WIRED_HEADSET ", the equipment of earphone
It is identified as " AUDIO_DEVICE_OUT_SPEAKER " etc..
S102 determines target audio equipment in the audio input device currently connected.
In practical applications, after the middleware starts, the method is further comprising the steps of.
Receive pre-set priority information input by user.
The pre-set priority information is stored under preset path.
Middleware reads pre-set priority information, is set according to the pre-set priority information in the audio input currently connected
Target audio equipment is determined in standby.
For example, the pre-set priority information includes the use of the priority-level distribution information of different audio frequency apparatuses, " Mike
Wind -0 "；" earphone -1 "；" remote controler -2 with microphone " etc..What if host equipment currently connected has microphone, earphone and with microphone
Remote controler, then preferentially by the use of microphone as target audio equipment.It is any specific in all examples being illustrated and described herein
Value should be construed as merely illustrative, and not as limitation, therefore, other examples of exemplary embodiment can have
Different values.
S103, however, it is determined that installed development kit corresponding with the target audio equipment, called the exploitation of the development kit
Packet interface driving target audio equipment recording.
In practical applications, when middleware select need to target audio equipment after, middleware can be judged in self EMS memory
Whether development kit corresponding with the target audio equipment is installed.It is specifically divided into following two situations：
If it is determined that having installed development kit corresponding with the target audio equipment, the exploitation packet interface of the development kit is called
Drive the recording of target audio equipment；
If it is determined that not installing development kit corresponding with the target audio equipment, the standard recording interface of host equipment is called
Drive the recording of target audio equipment.Thus according to original recording normal process, it is completely compatible before version.
The embodiment of the present invention provides a kind of audio input control method, and plurality of devices cannot be used by overcoming recording application
Shortcoming, by setting middleware between application layer and bottom layer driving, middleware can select what is be applicable according to preconfigured information
Sound pick-up outfit, to meet the actual needs of user.
As shown in figure 3, in another embodiment of the present invention, additionally providing a kind of audio input control method, apply
In the standard recording interface of host equipment, it the described method comprises the following steps.
S201 obtains the zone bit information for being stored in preset memory locations.
Specifically, when the application (i.e. APP) of host equipment receives record command input by user, standard can be called to record
Sound interface judges whether to use middleware.The reading of standard recording interface is stored in the flag bit letter of preset memory locations in memory
Breath, and judge whether the zone bit information meets preset condition.
S202, however, it is determined that the zone bit information meets preset condition, starts the middleware.
Specifically, when the zone bit information meets preset condition (for example, the zone bit information is 1), in startup
Between part.
When the definite zone bit information is unsatisfactory for preset condition, according to pre-set priority information in the sound currently connected
Target audio equipment is determined in frequency input equipment, is recorded using target audio equipment described in standard recording interface driver.
Illustrate the operation principle of audio input control method provided in an embodiment of the present invention by way of example below：
As shown in figure 4, with provide it is a kind of can be with the control middleware of the privately owned interface of shielding device manufacturer, in the space part
It is integrated with multiple equipment customized development bag.As shown in figure 5, recording flow provided in an embodiment of the present invention is as follows：
1. after using recording sign on is received, Android standard recording interfaces, Android standard recordings are called
Interface starts or disables middleware by reading the modes such as zone bit information.If disabling middleware, Android standard recording stream is performed
Journey is recorded using Android standard recording interface drivers equipment, it is so completely compatible before version.
2. if start middleware, middleware determines that host equipment is worked as according to the Query Information got by underlying operating system
At least one audio input device of preceding connection, and according to preconfigured pre-set priority information in multiple sounds currently connected
The target audio equipment that need to be used is selected in frequency equipment.
3. whether middleware detection self EMS memory is equipped with manufacturer's customization corresponding with selected target audio equipment
Development kit if being equipped with corresponding manufacturer's customized development bag, calls the development kit interface driver target audio of the development kit
Equipment is recorded；If being not installed with corresponding manufacturer's customized development bag, Android standard recording flow is performed, that is, calls Android
Standard recording interface driver equipment is recorded.
Audio input control method provided in an embodiment of the present invention has the advantage that：
1. the quasi- interface of mark recording of Android can be used for application developer (App1, App2 in schematic diagram 5)
(AudioRecord), development cost (the privately owned interface of customization that need not learn each hardware vendor) is greatly reduced, raising is opened
Send out efficiency；
2. when being mounted with device customizing development kit, the recording chain belonging to prioritizing selection device customizing software；
3. a variety of sound pick-up outfits can be supported, using between APP and sound pick-up outfit without binding relationship, can be in multiple equipment
Between flexibly switch；
4. calling device customizing development kit by middleware (MicSDK), make recording effect optimal；
5. if do not install device customizing bag in middleware (MicSDK), set using Android standard recording interface drivers
Priming sound, makes equipment be used as common apparatus.
The technique effect of the device that the embodiment of the present invention is provided, realization principle and generation and preceding method embodiment phase
Together, to briefly describe, device embodiment part does not refer to part, can refer to corresponding contents in preceding method embodiment.Such as Fig. 6 institutes
Show, in another embodiment of the present invention, additionally provide a kind of audio input control device, including：First determining module 11,
Second determining module 12 and calling module 13.
First determining module 11 if being activated for the middleware, determines the audio input that host equipment currently connects
Equipment.
Second determining module 12, for determining target audio equipment in the audio input device currently connected.
Calling module 13, for if it is determined that installed development kit corresponding with the target audio equipment, being opened described in calling
The development kit interface driver target audio equipment recording given out a contract for a project.
On the basis of previous embodiment, in another embodiment of the present invention, the audio input control device is also
Including：Receiving module and memory module.
Receiving module, for receiving pre-set priority information input by user.
Memory module, for the pre-set priority information to be stored under preset path.
In another embodiment of the present invention, a kind of electronic equipment is additionally provided, it is described including memory, processor
The computer program that can be run on the processor is stored in memory, said program code performs the processor should
Audio input control method for middleware or the audio input control method applied to standard recording interface.
In another embodiment of the present invention, a kind of non-volatile program generation that can perform with processor is additionally provided
The computer-readable medium of code, said program code make the processor perform the audio input control method applied to middleware
Or the audio input control method applied to standard recording interface.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, details are not described herein.
Flow chart and block diagram in attached drawing show the system, method and computer journey of multiple embodiments according to the present invention
Architectural framework in the cards, function and the operation of sequence product.In this regard, each box in flow chart or block diagram can generation
The part of one module of table, program segment or code, a part for the module, program segment or code include one or more use
In the executable instruction of logic function as defined in realization.It should also be noted that it is marked at some as in the realization replaced in box
The function of note can also be occurred with being different from the order marked in attached drawing.For example, two continuous boxes can essentially base
Originally it is performed in parallel, they can also be performed in the opposite order sometimes, this is depending on involved function.It is also noted that
It is the combination of each box in block diagram and/or flow chart and the box in block diagram and/or flow chart, can uses and perform rule
The group of specialized hardware and computer instruction is realized or can used to fixed function or the dedicated hardware based system of action
It closes to realize.
The audio input control method and the computer program product of system that the embodiment of the present invention is provided, including storing
The computer readable storage medium of program code, the instruction that said program code includes can be used for performing in previous methods embodiment
The method, specific implementation can be found in embodiment of the method, and details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, details are not described herein.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
If the function is realized in the form of SFU software functional unit and is independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part contribute to the prior art or the part of the technical solution can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, is used including some instructions so that a computer equipment (can be
People's computer, server or network equipment etc.) perform all or part of the steps of the method according to each embodiment of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
In the description of the present invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for description purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that：Embodiment described above is only the specific embodiment of the present invention, to illustrate the present invention
Technical solution, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent substitution is carried out to which part technical characteristic；And these modifications, variation or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be subject to the protection scope in claims.
Claims (10)
1. a kind of audio input control method, which is characterized in that applied in the middleware of host equipment, the host equipment connects
At least one audio input device is connect, the described method includes：
If the middleware is activated, the audio input device that host equipment currently connects is determined；
Target audio equipment is determined in the audio input device currently connected；
If it is determined that having installed development kit corresponding with the target audio equipment, the development kit interface driver of the development kit is called
Target audio equipment is recorded.
2. audio input control method according to claim 1, which is characterized in that the method further includes：
Receive pre-set priority information input by user；
The pre-set priority information is stored under preset path；
It is described that target audio equipment is determined in the audio input device currently connected, including：
Target audio equipment is determined in the audio input device currently connected according to the pre-set priority information.
3. audio input control method according to claim 2, which is characterized in that if being activated in the middleware, really
Before determining the audio input device that host equipment currently connects, the method further includes：
Inquiry request is sent to underlying operating system；
The Query Information that the underlying operating system is returned according to the inquiry request is received, the Query Information includes：It is described
The device identification of the audio input device currently connected.
4. audio input control method according to claim 3, which is characterized in that the method further includes：
If it is determined that not installing development kit corresponding with the target audio equipment, standard recording interface driver target audio is called to set
Priming sound.
5. a kind of audio input control method, which is characterized in that applied in the standard recording interface of host equipment, the method
Including：
Obtain the zone bit information for being stored in preset memory locations；
If it is determined that the zone bit information meets preset condition, start middleware.
6. audio input control method according to claim 5, which is characterized in that the method further includes：
If it is determined that the zone bit information is unsatisfactory for preset condition, according to pre-set priority information in the audio input currently connected
Target audio equipment is determined in equipment；
The target audio equipment is driven to record.
7. a kind of audio input control device, which is characterized in that including：
First determining module (11) if being activated for middleware, determines the audio input device that host equipment currently connects；
Second determining module (12), for determining target audio equipment in the audio input device currently connected；
Calling module (13), for if it is determined that installed development kit corresponding with the target audio equipment, calling the exploitation
The development kit interface driver target audio equipment recording of bag.
8. audio input control device according to claim 7, which is characterized in that further include：
Receiving module, for receiving pre-set priority information input by user；
Memory module, for the pre-set priority information to be stored under preset path.
9. a kind of electronic equipment including memory, processor, is stored with what can be run on the processor in the memory
Computer program, which is characterized in that said program code makes the processor execution Claims 1-4 or right will
Seek 5 to 6 any one of them methods.
10. a kind of computer-readable medium for the non-volatile program code that can perform with processor, which is characterized in that described
Program code makes the processor perform claim requirement 1 to 4 or claim 5 to 6 any one of them method.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112509608A (en) * | 2020-11-25 | 2021-03-16 | 广州朗国电子科技有限公司 | Method and device for recording sound along with channel of USB (Universal Serial bus) equipment and storage medium |
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